IndividualActive
John Deyoung, O.D.
NPI 1629140397 · Optometrist · Wheaton, IL
John Deyoung, O.D. is a Optometrist provider in Wheaton, IL (NPI 1629140397).
Provider details
- NPI number
- 1629140397
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
41 Town Sq
Wheaton, IL 60187-3829
Phone: (630) 681-0228
Street-level locationGet directions
Mailing address
150 S Fairlane Ave
Elmhurst, IL 60126-3647
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Deyoung's NPI number?
- John Deyoung's National Provider Identifier (NPI) is 1629140397, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Deyoung's specialty?
- John Deyoung is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is John Deyoung located?
- John Deyoung's practice location on file with NPPES is 41 Town Sq, Wheaton, IL 60187-3829.
- What is John Deyoung's phone number?
- The practice phone number listed in the NPPES registry for John Deyoung is (630) 681-0228.
- Is John Deyoung's NPI active?
- Yes — John Deyoung's NPI (1629140397) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.